Lee's
![]()
Lees Premium Under Gravel Filters clean your freshwater or saltwater aquarium through a biological filtering process that supports the growth of beneficial bacteria. This allows natural detoxification and maintains proper ammonia balance by circulating water flow through the gravel bed.
- Under Gravel Filter Circulates Water Flow Through the Gravel Bed
- Requires the use of an Air Pump - not included
- Maximize Water Quality by Using a Power Filter
- Provides Biological Filtration
- Can be used in Freshwater Aquariums and Saltwater Aquariums
Lees Premium Undergravel Filter has a multi-level plate design made of special quality plastic which resists splitting or cracking. The larger plate sizes reduce the number of plates required. The added strength of the UGF plates makes this filter most preferred by saltwater aquarists
Under Gravel Filter Dimensions:
5.5 Gallon Undergravel Filter: 8" x 16"
10 Gallon Undergravel Filter: 10" x 20"
15 / 20H Gallon Undergravel Filter: 12" x 24"
20L / 29 Gallon Undergravel Filter: 12" x 30"
40 / 55 Gallon Undergravel Filter: 12" x 48"
50 / 60 Gallon Undergravel Filter: 18" x 36"
70 / 90 Gallon Undergravel Filter: 18" x 48"
125 / 135 Gallon Undergravel Filter: 18" x 72"
lates makes this filter most preferred by saltwater aquarists
Lees Long-lasting Super Algae Scrubbers allow for thorough aquarium cleaning without getting your hands wet! They feature a long, thick handle that is easy to grasp and designed to eliminate pressure on the wrists and hands.
- Allows for thorough aquarium cleaning without getting your hands wet
- Features a long, thick handle that is easy to grasp
- Perfect for glass and acrylic tanks
This scruber is perfect for glass and acrylic tanks. Handle is approximately 15" inches from the brush to the handle and 11" from the brush to the hand held part.
Lees Check Valve Spring is an essential accessory for every air pump. Provides protection during a power or pump failure.
- Prevents water from back-siphoning into air pump
- Avoids potential damage to air pump, carpet, furniture, and tank drainage
- Provides protection during a power or pump failure
Lees Check Valve prevents water siphoning from the aquarium which may damage carpet, furniture and air pump or drain aquarium, killing fish or other inhabitants.
Lees Discard-A-Stones are disposable air diffusers with reusable inserts for attaching to the air line. The Coarse Bubble Diffuser creates a flurry of large bubbles; for smaller bubbles, use Lees Fine Bubble Diffusers.
- Excellent aeration device for all aquariums
- For use in under gravel filters, corner filters or just as decorations.
- Safe for fresh and saltwater aquariums
Includes:
- 6 Count: 6 stones and 4 inserts
- 100 Count: 100 stones
Lees Discard-A-Stones are disposable air diffusers with reusable inserts for attaching to the air line. The Coarse Bubble Diffuser creates a flurry of large bubbles; for smaller bubbles, use Lees Fine Bubble Diffusers.
- Excellent aeration device for all aquariums
- For use in under gravel filters, corner filters or just as decorations.
- Safe for fresh and saltwater aquariums
Includes:
- 6 Count: 6 stones and 4 inserts
- 100 Count: 100 stones
Lees Filter Saver Bags are reusable, fine mesh filter bags that feature a drawstring for easy and secure bag closure. Use bag to hold carbon, ammonia remover, or any other filter media or resin.
- Reusable, fine mesh filter bags
- Saves filter media
- Helps prevent damage to equipment
Lees Filter Saver Bags help prevent costly damage to the power filter motor when being used in backpack filters. Also can be used to bury media in the gravel in undergravel filter systems.
Lees Filter Saver Bags are reusable, fine mesh filter bags that feature a drawstring for easy and secure bag closure. Use bag to hold carbon, ammonia remover, or any other filter media or resin.
- Reusable, fine mesh filter bags
- Saves filter media
- Helps prevent damage to equipment
Lees Filter Saver Bags help prevent costly damage to the power filter motor when being used in backpack filters. Also can be used to bury media in the gravel in undergravel filter systems.
Lees Cartridge Premuim Dispenser 2-Pack is an easy-to-install cartridge with twice the high-grade, activated carbon of our Standard Disposable Carbon Cartridge. Lees Cartridge Premuim Dispenser keep tanks sparkling clean!
- Premium disposable carbon cartridges
- Fits Lees under gravel filters
- Keeps tank sparkling clean
They are designed to fit our Economy, Original or Premium Undergravel Filters. For optimal performance, it is recommended that you replace your cartridges every 2-3 weeks.
Contents: 2 Premium Carbon Cartridges
Lees Cartridge Carbon Dispenser is an easy-to-install cartridge filled with high-grade, activated carbon. Disposable Carbon Cartridges keep tanks sparkling clean! Lees Cartridge Carbon Dispensers are designed to fit our Economy, Original or Premium Under Gravel Filters.
- Fits Lees undergravel filters
- Replace cartridges every 2-3 weeks
- Carbon cartridges help keep a sparkeling clean aquarium
Lees Uplift tube knockout plugs. Fits Lees under-gravel filters. Great for when you switch from an air pump to a power head, or any time you need to remove an uplift tube from your filter plate. Pack of 4 plugs for uplift tube holes.
- Fits Lees under-gravel filters
- For when switching from an air pump to a power head
- Useful anytime you need to remove an uplift tube from your filter plate
The OD of the plug is 1 1/8". This is without opening the manufacturers packaging.
Lees Undergravel Plate Connectors anchor your Lees Undergravel Filter firmly to the floor of your aquarium, providing it with the structural integrity and solid foundation to keep it purifying your tank.
- Multi-level design enhances filters structural integrity
- Hard plastic plates resist splitting and cracking
- Includes T-ring for easy connection
Fits Lees Original and Economy Undergravel Filters only.
Lees Fish Saver Elbows are replacement parts and additions for existing Lees Under Gravel Filter Systems in aquariums. Fish Saver Elbows will fit Lees Premium, Original and Economy filters, and any 1" uplift tube.
- Replacement parts for Lees Under Gravel Aquarium Filters
- Fit Lees Premium, Original and Economy filters, and any 1" uplift tube
- Protect fish from the filter and vice versa
Lees Undergravel Uplift Tubing Assembly contains replacement parts for Lees Economy and Original Undergravel Aquarium Filters. This set includes an elbow, plate connector, telescoping ring and 1" uplift tube.
- Replacement uplift tube assembly
- Fits Lees Original and Economy Undergravel Filters
- Telescoping feature allows an additional 2.5" lift
Lees Undergravel Uplift Tubing Assembly contains replacement parts for Lees Economy and Original Undergravel Aquarium Filters. This set includes an elbow, plate connector, telescoping ring and 1" uplift tube.
- Replacement uplift tube assembly
- Fits Lees Original and Economy Undergravel Filters
- Telescoping feature allows an additional 2.5" lift
Lees Undergravel Uplift Tubing Assembly contains replacement parts for Lees Economy and Original Undergravel Aquarium Filters. This set includes an elbow, plate connector, telescoping ring and 1" uplift tube.
- Replacement uplift tube assembly
- Fits Lees Original and Economy Undergravel Filters
- Telescoping feature allows an additional 2.5" lift
Lees Premium Under Gravel Filters clean your freshwater or saltwater aquarium through a biological filtering process that supports the growth of beneficial bacteria. This allows natural detoxification and maintains proper ammonia balance by circulating water flow through the gravel bed.
- Under Gravel Filter Circulates Water Flow Through the Gravel Bed
- Requires the use of an Air Pump - not included
- Maximize Water Quality by Using a Power Filter
- Provides Biological Filtration
- Can be used in Freshwater Aquariums and Saltwater Aquariums
Lees Premium Undergravel Filter has a multi-level plate design made of special quality plastic which resists splitting or cracking. The larger plate sizes reduce the number of plates required. The added strength of the UGF plates makes this filter most preferred by saltwater aquarists
Under Gravel Filter Dimensions:
5.5 Gallon Undergravel Filter: 8" x 16"
10 Gallon Undergravel Filter: 10" x 20"
15 / 20H Gallon Undergravel Filter: 12" x 24"
20L / 29 Gallon Undergravel Filter: 12" x 30"
40 / 55 Gallon Undergravel Filter: 12" x 48"
50 / 60 Gallon Undergravel Filter: 18" x 36"
70 / 90 Gallon Undergravel Filter: 18" x 48"
125 / 135 Gallon Undergravel Filter: 18" x 72"
lates makes this filter most preferred by saltwater aquarists
Lees Under Gravel Filter for 1 and 2 Gallon Fish Bowls allows you to maintain fish safely in a bowl or small designer aquarium for long extended periods of time. Keep your tank clean and aerated with this under gravel filter that minimizes maintenance responsibility. Refillable carbon cartridge and plant included.
- Aerates and purifies water naturally
- Includes plant and carbon cartridge
- Under gravel filter for fish bowls
Lees Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tanks gravel substrate as a filtering surface area while providing oxygen to help aerate your aquarium water.
- Provides biological filtration and aeration to aquarium
- Includes airline diffusers, carbon cartridges, Discard-A-Stone and fish-saver feature
- For use in fresh and saltwater aquariums
Placed on the bottom surface of the aquarium, the filter plates utilize the gravel bed as a source of surface area for bio-filtration and provide oxygen by recirculating the water down through the media and up through the uplift tubes.
The advanced design allows separate plate installation and features optional flow-thru setup, which can be used with a powerhead. Adjustable 1" uplift tubes provide superior water circulation. The filter is made of special, premium quality plastic which resists splitting and cracking.
Note: Must be attached to an air pump or powerhead (sold separately).
Lees Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tanks gravel substrate as a filtering surface area while providing oxygen to help aerate your aquarium water.
- Provides biological filtration and aeration to aquarium
- Includes airline diffusers, carbon cartridges, Discard-A-Stone and fish-saver feature
- For use in fresh and saltwater aquariums
Placed on the bottom surface of the aquarium, the filter plates utilize the gravel bed as a source of surface area for bio-filtration and provide oxygen by recirculating the water down through the media and up through the uplift tubes.
The advanced design allows separate plate installation and features optional flow-thru setup, which can be used with a powerhead. Adjustable 1" uplift tubes provide superior water circulation. The filter is made of special, premium quality plastic which resists splitting and cracking.
Note: Must be attached to an air pump or powerhead (sold separately).
Lees Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tanks gravel substrate as a filtering surface area while providing oxygen to help aerate your aquarium water.
- Provides biological filtration and aeration to aquarium
- Includes airline diffusers, carbon cartridges, Discard-A-Stone and fish-saver feature
- For use in fresh and saltwater aquariums
Placed on the bottom surface of the aquarium, the filter plates utilize the gravel bed as a source of surface area for bio-filtration and provide oxygen by recirculating the water down through the media and up through the uplift tubes.
The advanced design allows separate plate installation and features optional flow-thru setup, which can be used with a powerhead. Adjustable 1" uplift tubes provide superior water circulation. The filter is made of special, premium quality plastic which resists splitting and cracking.
Note: Must be attached to an air pump or powerhead (sold separately).
Lees Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tanks gravel substrate as a filtering surface area while providing oxygen to help aerate your aquarium water.
- Provides biological filtration and aeration to aquarium
- Includes airline diffusers, carbon cartridges, Discard-A-Stone and fish-saver feature
- For use in fresh and saltwater aquariums
Placed on the bottom surface of the aquarium, the filter plates utilize the gravel bed as a source of surface area for bio-filtration and provide oxygen by recirculating the water down through the media and up through the uplift tubes.
The advanced design allows separate plate installation and features optional flow-thru setup, which can be used with a powerhead. Adjustable 1" uplift tubes provide superior water circulation. The filter is made of special, premium quality plastic which resists splitting and cracking.
Note: Must be attached to an air pump or powerhead (sold separately).
Lees Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tanks gravel substrate as a filtering surface area while providing oxygen to help aerate your aquarium water.
- Provides biological filtration and aeration to aquarium
- Includes airline diffusers, carbon cartridges, Discard-A-Stone and fish-saver feature
- For use in fresh and saltwater aquariums
Placed on the bottom surface of the aquarium, the filter plates utilize the gravel bed as a source of surface area for bio-filtration and provide oxygen by recirculating the water down through the media and up through the uplift tubes.
The advanced design allows separate plate installation and features optional flow-thru setup, which can be used with a powerhead. Adjustable 1" uplift tubes provide superior water circulation. The filter is made of special, premium quality plastic which resists splitting and cracking.
Note: Must be attached to an air pump or powerhead (sold separately).
Lees Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tanks gravel substrate as a filtering surface area while providing oxygen to help aerate your aquarium water.
- Provides biological filtration and aeration to aquarium
- Includes airline diffusers, carbon cartridges, Discard-A-Stone and fish-saver feature
- For use in fresh and saltwater aquariums
Placed on the bottom surface of the aquarium, the filter plates utilize the gravel bed as a source of surface area for bio-filtration and provide oxygen by recirculating the water down through the media and up through the uplift tubes.
The advanced design allows separate plate installation and features optional flow-thru setup, which can be used with a powerhead. Adjustable 1" uplift tubes provide superior water circulation. The filter is made of special, premium quality plastic which resists splitting and cracking.
Note: Must be attached to an air pump or powerhead (sold separately).
Lees Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tanks gravel substrate as a filtering surface area while providing oxygen to help aerate your aquarium water.
- Provides biological filtration and aeration to aquarium
- Includes airline diffusers, carbon cartridges, Discard-A-Stone and fish-saver feature
- For use in fresh and saltwater aquariums
Placed on the bottom surface of the aquarium, the filter plates utilize the gravel bed as a source of surface area for bio-filtration and provide oxygen by recirculating the water down through the media and up through the uplift tubes.
The advanced design allows separate plate installation and features optional flow-thru setup, which can be used with a powerhead. Adjustable 1" uplift tubes provide superior water circulation. The filter is made of special, premium quality plastic which resists splitting and cracking.
Note: Must be attached to an air pump or powerhead (sold separately).
Lees Premium Under Gravel Filters clean your freshwater or saltwater aquarium through a biological filtering process that supports the growth of beneficial bacteria. This allows natural detoxification and maintains proper ammonia balance by circulating water flow through the gravel bed.
- Under Gravel Filter Circulates Water Flow Through the Gravel Bed
- Requires the use of an Air Pump - not included
- Maximize Water Quality by Using a Power Filter
- Provides Biological Filtration
- Can be used in Freshwater Aquariums and Saltwater Aquariums
Lees Premium Undergravel Filter has a multi-level plate design made of special quality plastic which resists splitting or cracking. The larger plate sizes reduce the number of plates required. The added strength of the UGF plates makes this filter most preferred by saltwater aquarists
Under Gravel Filter Dimensions:
5.5 Gallon Undergravel Filter: 8" x 16"
10 Gallon Undergravel Filter: 10" x 20"
15 / 20H Gallon Undergravel Filter: 12" x 24"
20L / 29 Gallon Undergravel Filter: 12" x 30"
40 / 55 Gallon Undergravel Filter: 12" x 48"
50 / 60 Gallon Undergravel Filter: 18" x 36"
70 / 90 Gallon Undergravel Filter: 18" x 48"
125 / 135 Gallon Undergravel Filter: 18" x 72"
lates makes this filter most preferred by saltwater aquarists
Lees Premium Under Gravel Filters clean your freshwater or saltwater aquarium through a biological filtering process that supports the growth of beneficial bacteria. This allows natural detoxification and maintains proper ammonia balance by circulating water flow through the gravel bed.
- Under Gravel Filter Circulates Water Flow Through the Gravel Bed
- Requires the use of an Air Pump - not included
- Maximize Water Quality by Using a Power Filter
- Provides Biological Filtration
- Can be used in Freshwater Aquariums and Saltwater Aquariums
Lees Premium Undergravel Filter has a multi-level plate design made of special quality plastic which resists splitting or cracking. The larger plate sizes reduce the number of plates required. The added strength of the UGF plates makes this filter most preferred by saltwater aquarists
Under Gravel Filter Dimensions:
5.5 Gallon Undergravel Filter: 8" x 16"
10 Gallon Undergravel Filter: 10" x 20"
15 / 20H Gallon Undergravel Filter: 12" x 24"
20L / 29 Gallon Undergravel Filter: 12" x 30"
40 / 55 Gallon Undergravel Filter: 12" x 48"
50 / 60 Gallon Undergravel Filter: 18" x 36"
70 / 90 Gallon Undergravel Filter: 18" x 48"
125 / 135 Gallon Undergravel Filter: 18" x 72"
lates makes this filter most preferred by saltwater aquarists
Lees Premium Under Gravel Filters clean your freshwater or saltwater aquarium through a biological filtering process that supports the growth of beneficial bacteria. This allows natural detoxification and maintains proper ammonia balance by circulating water flow through the gravel bed.
- Under Gravel Filter Circulates Water Flow Through the Gravel Bed
- Requires the use of an Air Pump - not included
- Maximize Water Quality by Using a Power Filter
- Provides Biological Filtration
- Can be used in Freshwater Aquariums and Saltwater Aquariums
Lees Premium Undergravel Filter has a multi-level plate design made of special quality plastic which resists splitting or cracking. The larger plate sizes reduce the number of plates required. The added strength of the UGF plates makes this filter most preferred by saltwater aquarists
Under Gravel Filter Dimensions:
5.5 Gallon Undergravel Filter: 8" x 16"
10 Gallon Undergravel Filter: 10" x 20"
15 / 20H Gallon Undergravel Filter: 12" x 24"
20L / 29 Gallon Undergravel Filter: 12" x 30"
40 / 55 Gallon Undergravel Filter: 12" x 48"
50 / 60 Gallon Undergravel Filter: 18" x 36"
70 / 90 Gallon Undergravel Filter: 18" x 48"
125 / 135 Gallon Undergravel Filter: 18" x 72"
lates makes this filter most preferred by saltwater aquarists
Lees Premium Under Gravel Filters clean your freshwater or saltwater aquarium through a biological filtering process that supports the growth of beneficial bacteria. This allows natural detoxification and maintains proper ammonia balance by circulating water flow through the gravel bed.
- Under Gravel Filter Circulates Water Flow Through the Gravel Bed
- Requires the use of an Air Pump - not included
- Maximize Water Quality by Using a Power Filter
- Provides Biological Filtration
- Can be used in Freshwater Aquariums and Saltwater Aquariums
Lees Premium Undergravel Filter has a multi-level plate design made of special quality plastic which resists splitting or cracking. The larger plate sizes reduce the number of plates required. The added strength of the UGF plates makes this filter most preferred by saltwater aquarists
Under Gravel Filter Dimensions:
5.5 Gallon Undergravel Filter: 8" x 16"
10 Gallon Undergravel Filter: 10" x 20"
15 / 20H Gallon Undergravel Filter: 12" x 24"
20L / 29 Gallon Undergravel Filter: 12" x 30"
40 / 55 Gallon Undergravel Filter: 12" x 48"
50 / 60 Gallon Undergravel Filter: 18" x 36"
70 / 90 Gallon Undergravel Filter: 18" x 48"
125 / 135 Gallon Undergravel Filter: 18" x 72"
lates makes this filter most preferred by saltwater aquarists